那就简单多了

1. login using your limited account
2. use "run as" to open a cmd window as "administrator"
3. in the new cmd window, type "net user administrator /active:yes", return, then reboot, or simply type "control userpasswords2" and change whatever you want to change.

所有跟帖： 

• 再次感谢您的热心，但是这个方法我也试过，回车后 -天下多贼- ♂ (78 bytes) () 12/25/2009 postreply 08:00:27

• 哪一步出错了？ -ohlalala- ♀ (0 bytes) () 12/25/2009 postreply 08:04:51

• 是输入命令后，回车但不能执行，显示错误，我估计还是权限的问题 -天下多贼- ♂ (60 bytes) () 12/25/2009 postreply 08:12:12

• 你再看看是不是真的run as administrator了 -ohlalala- ♀ (102 bytes) () 12/25/2009 postreply 08:16:59

• 确实是点击右键以管理员身份运行的，我觉得突破口还是应该 -天下多贼- ♂ (54 bytes) () 12/25/2009 postreply 08:21:04

• 帮你看了一下 -ohlalala- ♀ (551 bytes) () 12/25/2009 postreply 17:44:07

• 再次感谢。我刚刚重装了电脑，再重装的过程中发现 -天下多贼- ♂ (144 bytes) () 12/26/2009 postreply 02:14:50